80156871

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{11119}}^1$

素因数の和:11220

約数の個数: 20

約数和(自身を含む): 121096800

約数和(自身を除く): 40939929

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 11119, 33357, 100071, 300213, 900639, 989591, 2968773, 8906319, 26718957, 80156871]

約数ペア:

[(1, 80156871), (3, 26718957), (9, 8906319), (27, 2968773), (81, 989591), (89, 900639), (267, 300213), (801, 100071), (2403, 33357), (7209, 11119)]